LTC3250ES6-1.5#TRPBF Linear Technology, LTC3250ES6-1.5#TRPBF Datasheet - Page 3

• Manufacturer Part Number: LTC3250ES6-1.5#TRPBF
• Description: IC CONV DC/DC 1.5V S-DWN SOT23-6
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3250ES6-1.5#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.5V
• Current - Output: 250mA
• Frequency - Switching: 1.5MHz
• Voltage - Input: 3.1 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

(LTC3250-1.5)
(LTC3250-1.2)
TYPICAL PERFOR A CE CHARACTERISTICS
1.60
1.58
1.56
1.54
1.52
1.50
1.48
1.46
1.44
1.42
1.40
1.30
1.28
1.26
1.24
1.22
1.20
1.18
1.16
1.14
1.12
1.10
50
45
40
35
30
25
20
2.7
No Load Supply Current vs
Supply Voltage
0
0
Output Voltage vs Load Current
Output Voltage vs Load Current
3.1V < V
2.7V < V
V
T
V
T
A
A
IN
IN
= 25 C
= 25 C
3.1
= 3.6V
= 3.6V
50
50
IN
IN
< 5.5V (LTC3250-1.5)
< 5.5V (LTC3250-1.2)
3.5
100
100
T
I
I
T
T
3.9
OUT
OUT
A
A
A
V
= –40 C
= 85 C
= 25 C
IN
150
150
(mA)
(mA)
(V)
4.3
200
200
4.7
W
250
250
5.1
3250 G04
3250 G12
3250 G01
U
5.5
300
300
100
100
1.8
1.7
1.6
1.5
1.4
1.3
1.2
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0.1
2.7
0.1
Oscillator Frequency vs
Supply Voltage
Efficiency vs Output Current
Efficiency vs Output Current
3.1V < V
2.7V < V
T
T
A
A
T
= 25 C
= 25 C
A
3.2
= 85 C
IN
IN
1
1
< 5.5V (LTC3250-1.5)
< 5.5V (LTC3250-1.2)
T
3.7
A
= 25 C
I
I
OUT
OUT
V
IN
10
10
4.2
(mA)
(V)
(mA)
V
IN
V
= 3.3V
IN
LTC3250-1.5/LTC3250-1.2
4.7
= 3.6V
V
100
V
V
T
V
100
IN
IN
IN
A
IN
V
= –40 C
V
= 4V
= 3.5V
= 4.5V
= 2.7V
IN
IN
5.2
= 5V
= 3V
3250 G02
3250 G05
3250 G13
1000
1000
1200
1100
1000
1.60
1.58
1.56
1.54
1.52
1.50
1.48
1.46
1.44
1.42
1.40
1.30
1.28
1.26
1.24
1.22
1.20
1.18
1.16
1.14
1.12
1.10
900
800
700
600
500
400
2.7
3.0
2.7
V
Supply Voltage
Output Voltage vs Supply Voltage
Output Voltage vs Supply Voltage
3.1V < V
2.7V < V
SHDN
T
T
A
A
= 25 C
= 25 C
3.2
3.2
3.5
Threshold Voltage vs
IN
IN
T
< 5.5V (LTC3250-1.5)
< 5.5V (LTC3250-1.2)
A
= –40 C
3.7
3.7
4.0
T
A
V
V
V
= 25 C
IN
IN
IN
4.2
4.2
(V)
(V)
(V)
T
4.5
A
= 85 C
4.7
I
I
4.7
I
I
OUT
OUT
OUT
OUT
I
I
OUT
OUT
5.0
= 100mA
= 100mA
= 250mA
= 250mA
= 0mA
= 0mA
5.2
5.2
3250 G03
3250 G06
3250 G14
3250fa
3
5.5